B2188 Code - Rear Wiper Select Switch 'E' Short To Ground
Quick Answer
The Body Control Module (BCM) monitors the Rear Wiper Select Switch 'E'. Common causes include Faulty Rear Wiper Select Switch 'E', Rear Wiper Select Switch 'E' harness is open or shorted, Rear Wiper Select Switch 'E' circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- B2188 indicates Rear Wiper Select Switch 'E' Short To Ground.
- Common causes
- Common causes include Faulty Rear Wiper Select Switch 'E', Rear Wiper Select Switch 'E' harness is open or shorted, Rear Wiper Select Switch 'E' circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code B2188 Description
What are the Possible Causes of the DTC B2188?
- Faulty Rear Wiper Select Switch 'E'
- Rear Wiper Select Switch 'E' harness is open or shorted
- Rear Wiper Select Switch 'E' circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B2188?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B2188 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Information for Specific Makes
- B2188 Acura — Communication Line Driver Side MPCS Unit Cannot Receive UART Messages From Front Passenger Side MPCS Unit
- B2188 Chrysler — Ignition Start Control Circuit Low
- B2188 Dodge — Ignition Start Control Circuit Low
- B2188 Honda — Communication Line Driver Side MPCS Unit Cannot Receive UART Messages From Front Passenger Side MPCS Unit
- B2188 Jeep — Ignition Start Control Circuit Low
- B2188 RAM — Ignition Start Control Circuit Low
Frequently Asked Questions about B2188 Code
1. What are the common symptoms of OBDII code B2188 (Rear Wiper Select Switch 'E' Short To Ground)?
The common symptoms include the rear wiper not functioning properly, the rear wiper turning on unexpectedly, or the rear wiper not turning off.
2. What are the possible causes of OBDII code B2188?
The code B2188 can be caused by a short to ground in the wiring of the rear wiper select switch 'E,' a faulty rear wiper switch, or a damaged wiring harness.
3. How can I diagnose OBDII code B2188?
To diagnose the code B2188, you can use a scan tool to read the fault codes, inspect the wiring and connectors related to the rear wiper switch, and perform a continuity test to check for shorts to ground.
4. What are the repair options for OBDII code B2188?
Repair options for code B2188 may include repairing or replacing damaged wiring, replacing the rear wiper select switch, or addressing any underlying electrical issues causing the short to ground.
5. Can I still drive my vehicle with OBDII code B2188?
It is generally safe to drive your vehicle with code B2188, but you may experience issues with the rear wiper function. It is recommended to address the problem promptly to avoid further electrical problems.
6. How much does it cost to repair OBDII code B2188?
The cost of repairing OBDII code B2188 can vary depending on the cause of the issue, the extent of the damage, and whether you choose to do the repair yourself or take it to a professional mechanic.
7. Is OBDII code B2188 easy to fix for DIYers?
Fixing OBDII code B2188 may be manageable for experienced DIYers with knowledge of automotive electrical systems. However, if you are not comfortable with electrical diagnostics and repairs, it is best to seek help from a professional.
8. Can extreme weather conditions trigger OBDII code B2188?
Extreme weather conditions can potentially worsen existing electrical issues that may lead to code B2188, such as moisture causing shorts in the wiring or switches. It is important to ensure your vehicle's electrical components are well-insulated.
9. Will resetting the OBDII system clear code B2188?
Resetting the OBDII system may temporarily clear the code B2188, but if the underlying issue causing the short to ground is not addressed, the code is likely to reappear. It is essential to diagnose and repair the root cause of the problem.
10. How long does it typically take to repair OBDII code B2188?
The repair time for OBDII code B2188 can vary based on the complexity of the issue and your experience with automotive repairs. It may take anywhere from a few hours to a day to diagnose and fix the problem.
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